Physics The unit of noise pollution (level) is : None of these Ppm Decimal Decibel None of these Ppm Decimal Decibel ANSWER DOWNLOAD EXAMIANS APP
Physics A needle or a pin floats on the surface of water because of Surface tension Adhesive force Surface energy Viscosity Surface tension Adhesive force Surface energy Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is Dispersion of light Scattering of light Refraction of light Reflection of light Dispersion of light Scattering of light Refraction of light Reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics Least audible sound for most of the human ear is : 10.0 µ bar 5.0 µ bar 0.005 µ bar 0.0002 µ bar 10.0 µ bar 5.0 µ bar 0.005 µ bar 0.0002 µ bar ANSWER DOWNLOAD EXAMIANS APP
Physics The time period of a pendulum when taken to the Moon would: Decrease Remain the same Become zero Increase Decrease Remain the same Become zero Increase ANSWER DOWNLOAD EXAMIANS APP
Physics Choose the most appropriate answer: Sir CV Raman was awarded Noble Prize for his work connected with which of the following phenomenon of radiation? Scattering Interference Polarization Diffraction Scattering Interference Polarization Diffraction ANSWER DOWNLOAD EXAMIANS APP